On Mon, Apr 30, 2012 at 04:58:04PM +0200, Antonio Quartulli wrote: > On Sun, Apr 22, 2012 at 08:29:29PM +0200, Antonio Quartulli wrote: > > Hello, > > > > since linux-3.0 (I don't remember if it was the case even before), I'm getting > > this output in dmesg: > > > > [ 53.662990] ------------[ cut here ]------------ > > [ 53.663016] WARNING: at drivers/iommu/intel-iommu.c:2911 > > intel_unmap_page+0x14b/0x180() > > [ 53.663047] Hardware name: Latitude E5420 > > [ 53.663066] Driver unmaps unmatched page at PFN ffd1a000 > > > I see that I always get the same addr passed to the unmap function: > > [ 23.950535] Driver unmaps unmatched page at PFN ffd1a000 > > is it a coincidence? > I'm running linux-3.3.3 right now. I can try wireless-testing if it would help. Just for the record, we are seeing a similar problem on RHEL 6.3 (which has an iwlwifi driver derived from linux-3.2). https://bugzilla.redhat.com/show_bug.cgi?id=815998 John -- John W. Linville Someday the world will need a hero, and you linville@xxxxxxxxxxxxx might be all we have. Be ready. -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
